<ion-header>
  <ion-navbar>
    <button ion-button menuToggle>
      <ion-icon name="menu"></ion-icon>
    </button>
    <ion-title>Popup Modal</ion-title>
  </ion-navbar>
</ion-header>
<ion-content padding>
  <button ion-button block (click)="openHintModal()">Hint Modal</button>
  <button ion-button color="danger" block (click)="openSignupModal()">Signup with slider</button>
  <button ion-button color="secondary" block (click)="openWalkthroughModal()">Walkthrough modal</button>
</ion-content>
